CN217480387U - Municipal administration road surface greenbelt rainwater collection structure - Google Patents

Abstract

The utility model provides a municipal administration road surface greenbelt rainwater collects structure, this municipal administration road surface greenbelt rainwater collects structure includes: a gravel layer, a filter layer and a planting soil layer; wherein, the filter layer with plant the soil layer and lay in proper order the top on gravel layer, and, the top of planting the soil layer is the high concave profile structure of low both sides in the middle of, forms the water storage layer for realize the collection of rainwater, and certainly the filter layer filters the back infiltration extremely the gravel layer. The utility model discloses a set up under the greenbelt retaining and arrange the structure, solved the greenbelt overflow and leaded to the problem of roadway pollution, and this structure has certain water storage effect of moisturizing, and is easy and simple to handle, can extensively use widely.

Description

Municipal administration road surface greenbelt rainwater collection structure

Technical Field

The utility model relates to a civil engineering technical field particularly, relates to a municipal administration road surface greenbelt rainwater collection structure.

Background

The traditional method for constructing and planning the old road surface of the municipal road does not consider the sponge city requirements, only collects and discharges the water on the traditional main lane road surface to the municipal rainwater pipe network system, does not consider the water collection and drainage of green belts (including median belts and sidebelts), and accumulates the water in the sidebelts through the overflow effect, the water in the sidebelts overflows kerbs and is discharged to a roadway to collect the municipal rainwater system through roadside water collecting wells, the water collection and drainage of the sidebelts are not considered, the overflowed water in the sidebelts is discharged to the main roadway, muddy water can be caused to fill the roadway, the roadway and kerbs can be polluted, and the accumulated water can cause long-term water soaking and death of plants in the green belts, so that the road greening and the city appearance are influenced.

Disclosure of Invention

In view of this, the utility model provides a municipal administration road surface greenbelt rainwater collection structure aims at solving the problem that the drainage of catchmenting of current greenbelt leads to road surface pollution and ponding.

The utility model provides a structure is collected to municipal administration road surface greenbelt rainwater, this structure is collected to municipal administration road surface greenbelt rainwater includes: a gravel layer, a filter layer and a planting soil layer; wherein, the filter layer with plant the soil layer and lay in proper order the top on gravel layer, and, the top of planting the soil layer is the high concave profile structure of low both sides in the middle of, forms the water storage layer for realize the collection of rainwater, and certainly the filter layer filters the back infiltration extremely the gravel layer.

Furthermore, according to the municipal road surface green belt rainwater collection structure, the gravel layer is pre-buried with the embedded pipe, and the extending end of the embedded pipe extends to the outside of the gravel layer and is used for being connected with a rainwater well so as to guide rainwater collected by the embedded pipe into the rainwater well.

Further, above-mentioned municipal administration road surface greenbelt rainwater collection structure, the pre-buried pipe is the pipe of permeating water.

Further, structure is collected to above-mentioned municipal administration road surface greenbelt rainwater, the pipe of permeating water is soft for the pre-buried pipe.

Furtherly, above-mentioned municipal road surface greenbelt rainwater collects structure, the gravel layer the filter layer with plant the both sides lateral wall parallel and level setting of soil layer, and, the gravel layer the filter layer with plant on the both sides lateral wall of soil layer and the below of gravel layer all is equipped with prevention of seepage building membrane for prevent that the rainwater of collecting from leaking to the road bed and destroying the road bed.

Further, above-mentioned municipal administration road surface greenbelt rainwater collection structure, prevention of seepage building membrane is two cloth one membrane.

Further, according to the municipal road surface green belt rainwater collecting structure, the permeable civil cloth is arranged between the gravel layer and the filter layer.

Further, above-mentioned municipal road surface greenbelt rainwater collects the structure, the filter layer is medium coarse sand layer.

Furthermore, according to the municipal road surface green belt rainwater collection structure, the two sides of the planting soil layer are respectively provided with the curb, and the curb is higher than the road surfaces on the two sides.

Further, according to the municipal road surface green belt rainwater collection structure, the concave surface structure is a cambered concave structure with a low middle part and high two sides.

The utility model provides a municipal administration road surface greenbelt rainwater collection structure through set up the retaining under the greenbelt, has solved the problem that the greenbelt overflow leads to the roadway pollution, and should construct certain water storage effect of moisturizing, and is easy and simple to handle, can extensively use widely. Simultaneously, this municipal administration road surface greenbelt rainwater collection structure still has following advantage:

1. the principle is simple, the installation is simple and convenient, and the effect is obvious;

2. the structure is simple, and the cost is controllable;

3. accords with the sustainable development concept of green cities.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a schematic structural view of a rainwater collecting structure of a municipal road surface green belt provided by an embodiment of the invention;

description of the reference numerals:

1-gravel layer, 2-filter layer, 3-planting soil layer, 4-pre-buried pipe, 5-water storage layer, 6-impermeable civil membrane, 7-permeable civil cloth, 8-curb stone and 9-road surface.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, it is the utility model discloses municipal administration road surface greenbelt rainwater collection structure's that embodiment provides structure schematic diagram. As shown, the structure includes: a gravel layer 1, a filter layer 2 and a planting soil layer 3; wherein the content of the first and second substances,

the filter layer 2 and the planting soil layer 3 are sequentially laid above the gravel layer 1, and the top of the planting soil layer 3 (relative to the position shown in figure 1) is of a concave surface structure with a low middle and high two sides, so that a water storage layer is formed and is used for collecting rainwater. Specifically, the gravel layer 1 as the lowermost layer may be 30cm thick; to achieve the drainage of the rainwater collection structure, preferably, the pre-buried pipe 4 may be pre-buried in the gravel layer 1, and an extending end (a left end as shown in fig. 1) of the pre-buried pipe 4 extends to the outside of the gravel layer 1 for connecting a rainwater well (not shown in the figure) to guide the rainwater collected by the pre-buried pipe 4 into the rainwater well. Lay filter layer 2 above gravel layer 1, this filter layer 2 can be middle and coarse sand layer, and it can be 10cm thick, filters the rainwater on upper strata, can prevent to plant soil erosion and water loss in planting soil layer 3. Finally, a 120cm thick planting soil layer 3 can be laid above the filter layer 2, and the top of the planting soil layer 3 is of a concave surface structure with a low middle and high two sides so as to mould the water storage layer 5 and further realize the overall function of rainwater collection. As shown in fig. 1, both sides of the planting soil layer 3 are provided with kerbstones 8; as shown in fig. 1, in the present embodiment, the kerbstone 8 is higher than the road surfaces 9 on both sides, and of course, in other embodiments, the kerbstone 8 may be even with or lower than the road surfaces 9.

In the present embodiment, as shown in fig. 1, the two side walls (left and right sides as shown in fig. 1) of the gravel layer 1, the filter layer 2, and the planting soil layer 3 are arranged flush with each other, and an impermeable civil engineering membrane 6 is provided on each of the two side walls of the gravel layer 1, the filter layer 2, and the planting soil layer 3 and below the gravel layer 1, for preventing collected rainwater from leaking to the roadbed to destroy the roadbed. Specifically, the impermeable civil engineering membrane 6 can be a two-cloth one-membrane structure, before the gravel layer 1 is laid, a layer of impermeable civil engineering membrane 6 is laid in a foundation pit of the roadbed along the bottom wall and the side wall of the foundation pit, and then the gravel layer 1, the filter layer 2 and the planting soil layer 3 are laid on the impermeable civil engineering membrane 6 in sequence, so that the impermeable civil engineering membrane 6 is clamped between the roadbed and the gravel layer 1, the filter layer 2 and the planting soil layer 3, and rainwater collected by a green belt can be prevented from permeating into the roadbed to erode the roadbed.

In this embodiment, be equipped with the civil engineering cloth 7 that permeates water between gravel layer 1 and the filter layer 2 to the filter layer 2 plants the rainwater that soil layer 3 and aquifer 5 were collected to the top and filters the back, permeates to the gravel layer 1 in through the civil engineering cloth 7 that permeates water, and through 4 water conservancy diversion of pre-buried pipe to in the peripheral rainwater well.

In this embodiment, the concave surface structure is a cambered concave structure with a low middle and high two sides, so as to guide rainwater to slowly flow to the middle position; of course, in other embodiments, other suitable structures such as a bevel structure may be used, and nothing is done in this example.

In this embodiment, in order to facilitate the collection and diversion of rainwater, the embedded pipe 4 may be a water permeable pipe, so that rainwater seeping from the gravel layer 1 is collected into the embedded pipe 1; further preferably, the embedded pipe 4 is a soft water permeable pipe, so as to facilitate the laying and construction of the embedded pipe 4.

The construction process of the rainwater collecting structure comprises the following steps: firstly, digging out the whole original old road green belt, and then carrying out design construction again; the new structure layer of the green belt is respectively as follows from top to bottom: the water storage layer 5, the planting soil layer 3, the filtering layer 2-level medium coarse sand layer, the permeable civil cloth 7, the gravel layer 1 and the impermeable civil membrane 6; the water storage layer 5 is formed by molding the next planting soil layer 3, namely the water storage layer 5 is formed by molding the lower middle part and the higher two sides of the top of the planting soil layer 3, and is mainly used for storing water and realizing the water storage capacity of the structure layer per se; planting soil layer 3 for greening; the medium and coarse sand layer plays a role in filtering, so that the water and soil loss of the planting soil layer is prevented; the gravel layer 1 is a drainage layer, on which a pre-buried pipe 4 such as a drainage hose is laid to drain collected rainwater to a nearby rainwater well; the anti-seepage civil engineering film 6 is laid for preventing collected rainwater from leaking to the roadbed to damage the roadbed; the construction of the new structure layer of the green belt comprises the following steps: firstly, 300g/m of the concrete is paved ² The seepage-proof geomembrane 6 prevents rainwater collected by the green belt from permeating into the roadbed to erode and damage the roadbed; paving the 30cm gravel layer 1 at the bottommost layer, and embedding a phi 15 soft permeable pipe as a pre-embedded pipe 4 during paving, wherein the pre-embedded pipe is connected to the nearest rainwater well, so that redundant rainwater can be conveniently collected and discharged; then paving a permeable civil cloth 7, anda 10cm medium coarse sand layer is paved to serve as a filter layer 2, rainwater on the upper layer is filtered, and soil and water loss of planting soil is prevented; and finally, paving a 120cm planting soil layer 3, and paying attention to the fact that two sides of the planting soil layer are high and the middle of the planting soil layer is low so as to mould the water storage layer 5, thereby realizing the integral function of rainwater collection.

To sum up, the municipal administration road surface greenbelt rainwater collection structure that this embodiment provided through set up the retaining under the greenbelt and arrange the structure, has solved the greenbelt overflow and has leaded to the problem of roadway pollution, and this structure has certain water storage effect of moisturizing, and is easy and simple to handle, can extensively use widely. Simultaneously, this municipal administration road surface greenbelt rainwater collection structure still has following advantage:

firstly, the principle is simple, the installation is simple and convenient, and the effect is obvious;

secondly, the structure is simple, and the cost is controllable;

and thirdly, the method conforms to the sustainable development concept of green cities.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. The utility model provides a municipal administration road surface greenbelt rainwater collection structure which characterized in that includes: a gravel layer (1), a filter layer (2) and a planting soil layer (3); wherein the content of the first and second substances,

filter layer (2) with plant soil layer (3) and lay in proper order the top of gravel layer (1), and, the top of planting soil layer (3) is the high concave profile structure of low both sides in the middle of being, forms the water storage layer for realize the collection of rainwater, and certainly filter layer (2) filter the back infiltration extremely gravel layer (1).

2. The municipal road surface green belt rainwater collection structure according to claim 1,

the embedded pipe (4) is embedded in the gravel layer (1), and the extending end of the embedded pipe (4) extends to the outside of the gravel layer (1) and is used for connecting a rainwater well so as to guide rainwater collected by the embedded pipe (4) into the rainwater well.

3. The municipal pavement green belt rainwater collection structure according to claim 2, wherein the pre-buried pipe (4) is a water permeable pipe.

4. The municipal road surface green belt rainwater collection structure according to claim 3, wherein the pre-buried pipe (4) is a soft water permeable pipe.

5. The municipal road surface green belt rainwater collection structure according to any one of claims 1 to 4,

the gravel layer (1), the filter layer (2) with plant the both sides lateral wall parallel and level setting of soil layer (3), and, gravel layer (1), filter layer (2) with plant on the both sides lateral wall of soil layer (3) and the below of gravel layer (1) all is equipped with prevention of seepage and builds membrane (6) for the rainwater seepage that prevents to collect destroys the road bed to the road bed.

6. The municipal road surface green belt rainwater collection structure according to claim 5, wherein the impermeable civil membrane (6) is a two-cloth one-membrane.

7. The municipal pavement green belt rainwater collection structure according to any one of claims 1 to 4, wherein a water permeable civil cloth (7) is provided between the gravel layer (1) and the filter layer (2).

8. The municipal pavement green belt rainwater collection structure according to any one of claims 1 to 4, wherein the filtration layer (2) is a medium coarse sand layer.

9. The municipal road surface green belt rainwater collection structure according to any one of claims 1 to 4,

both sides of the planting soil layer (3) are provided with kerbs (8), and the kerbs (8) are higher than the road surfaces (9) on both sides.

10. The municipal pavement green belt rainwater collection structure according to any one of claims 1 to 4, wherein the concave surface structure is a cambered concave structure with a low middle and two high sides.

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